package com.diandiji.demo.service;

import com.diandiji.demo.entity.Manager;
import com.diandiji.demo.entity.User;

public interface ManagerService {

    Manager queryManagerByName(String managername);

    User addUser(User user);

    void deleteUserByID(int userID);

    String queryAllUser();

    User queryUserById(int userID);
}
